src/ModuleBase/ModuleBase_WidgetSelectionFilter.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "ModuleBase_WidgetSelectionFilter.h"
  21 #include "ModuleBase_Tools.h"
  22 #include "ModuleBase_IWorkshop.h"
  23 #include "ModuleBase_ISelectionActivate.h"
  24 #include "ModuleBase_IModule.h"
  25 #include "ModuleBase_IViewer.h"
  26 #include "ModuleBase_IPropertyPanel.h"
  27 #include "ModuleBase_PageWidget.h"
  28 #include "ModuleBase_WidgetMultiSelector.h"
  29 #include "ModuleBase_ResultPrs.h"
  30 #include "ModuleBase_WidgetFactory.h"
  31
  32 #include <ModelAPI_Session.h>
  33 #include <ModelAPI_AttributeSelectionList.h>
  34 #include <ModelAPI_Events.h>
  35 #include <ModelAPI_FiltersFactory.h>
  36 #include <ModelAPI_ResultBody.h>
  37 #include <GeomAPI_ShapeExplorer.h>
  38
  39 #include <Events_Loop.h>
  40 #include <Config_ValidatorReader.h>
  41
  42 #include <AIS_InteractiveContext.hxx>
  43 #include <StdSelect_BRepOwner.hxx>
  44 #include <TopoDS_Compound.hxx>
  45 #include <BRep_Builder.hxx>
  46
  47 #include <QLayout>
  48 #include <QPushButton>
  49 #include <QLabel>
  50 #include <QComboBox>
  51 #include <QGroupBox>
  52 #include <QDialog>
  53 #include <QToolButton>
  54 #include <QCheckBox>
  55
  56 static FeaturePtr SelectorFeature;
  57 static std::string AttributeId;
  58
  59
  60 GeomAPI_Shape::ShapeType selectionType(const QString& theType)
  61 {
  62   QString aType = theType.toUpper();
  63   if ((aType == "VERTEX") || (aType == "VERTICES"))
  64     return GeomAPI_Shape::VERTEX;
  65   else if ((aType == "EDGE") || (aType == "EDGES"))
  66     return GeomAPI_Shape::EDGE;
  67   else if ((aType == "WIRE") || (aType == "WIRES"))
  68     return GeomAPI_Shape::WIRE;
  69   else if ((aType == "FACE") || (aType == "FACES"))
  70     return GeomAPI_Shape::FACE;
  71   else if ((aType == "SHELL") || (aType == "SHELLS"))
  72     return GeomAPI_Shape::SHELL;
  73   else if ((aType == "SOLID") || (aType == "SOLIDS"))
  74     return GeomAPI_Shape::SOLID;
  75   else if ((aType == "COMPSOLID") || (aType == "COMPSOLIDS"))
  76     return GeomAPI_Shape::COMPSOLID;
  77   else if ((aType == "COMPOUND") || (aType == "COMPOUNDS"))
  78     return GeomAPI_Shape::COMPOUND;
  79   else
  80     return GeomAPI_Shape::SHAPE;
  81 }
  82
  83
  84 ModuleBase_FilterStarter::ModuleBase_FilterStarter(const std::string& theFeature,
  85   QWidget* theParent, ModuleBase_IWorkshop* theWorkshop)
  86   : QWidget(theParent),
  87   myFeatureName(theFeature),
  88   myWorkshop(theWorkshop)
  89 {
  90   QHBoxLayout* aMainLayout = new QHBoxLayout(this);
  91   ModuleBase_Tools::adjustMargins(aMainLayout);
  92
  93   aMainLayout->addStretch(1);
  94   QPushButton* aLaunchBtn = new QPushButton(tr("Selection by filters"), this);
  95   connect(aLaunchBtn, SIGNAL(clicked()), SLOT(onFiltersLaunch()));
  96   aMainLayout->addWidget(aLaunchBtn);
  97 }
  98
  99 void ModuleBase_FilterStarter::onFiltersLaunch()
 100 {
 101   ModuleBase_Operation* aParentOp = myWorkshop->currentOperation();
 102   ModuleBase_OperationFeature* aFeatureOp = dynamic_cast<ModuleBase_OperationFeature*>(aParentOp);
 103   if (aFeatureOp)
 104     // Open transaction on filters operation finish
 105     aFeatureOp->openTransactionOnResume();
 106
 107   QWidget* aParent = parentWidget();
 108   ModuleBase_WidgetMultiSelector* aSelector =
 109     dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
 110   while (!aSelector) {
 111     aParent = aParent->parentWidget();
 112     aSelector = dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
 113   }
 114   if (!aSelector)
 115     return;
 116   SelectorFeature = aSelector->feature();
 117   AttributeId = aSelector->attributeID();
 118
 119   // Launch Filters operation
 120   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 121     (myWorkshop->module()->createOperation(myFeatureName));
 122
 123   AttributeSelectionListPtr aAttrList = SelectorFeature->selectionList(AttributeId);
 124   FiltersFeaturePtr aFilters = aAttrList->filters();
 125   if (aFilters.get())
 126     aFOperation->setFeature(aFilters);
 127   aFOperation->setHelpFileName("FiltersPlugin.html");
 128   myWorkshop->processLaunchOperation(aFOperation);
 129 }
 130
 131 //*****************************************************************************
 132 //*****************************************************************************
 133 //*****************************************************************************
 134 ModuleBase_FilterItem::ModuleBase_FilterItem(
 135   const std::string& theFilter, ModuleBase_WidgetSelectionFilter* theParent)
 136   : QWidget(theParent->filtersWidget()), myFilterID(theFilter),
 137     mySelection(std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(theParent->feature()))
 138 {
 139   std::string aXmlString =
 140       ModelAPI_Session::get()->filters()->filter(theFilter)->xmlRepresentation();
 141   if (aXmlString.length() == 0)
 142     addItemRow(this);
 143   else {
 144     ModuleBase_WidgetFactory aFactory(aXmlString, theParent->workshop());
 145     Config_ValidatorReader aValidatorReader(aXmlString, true);
 146     aValidatorReader.setFeatureId(mySelection->getKind());
 147     aValidatorReader.readAll();
 148
 149     QVBoxLayout* aLayout = new QVBoxLayout(this);
 150     ModuleBase_Tools::zeroMargins(aLayout);
 151
 152     QWidget* aItemRow = new QWidget(this);
 153     addItemRow(aItemRow);
 154     aLayout->addWidget(aItemRow);
 155
 156     ModuleBase_PageWidget* aParamsWgt = new ModuleBase_PageWidget(this);
 157     aParamsWgt->setFrameStyle(QFrame::Box | QFrame::Raised);
 158     aFactory.createWidget(aParamsWgt);
 159     ModuleBase_Tools::zeroMargins(aParamsWgt->layout());
 160     myWidgets = aFactory.getModelWidgets();
 161     foreach(ModuleBase_ModelWidget* aWidget, myWidgets) {
 162       aWidget->setFeature(theParent->feature());
 163       connect(aWidget, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)),
 164         theParent, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)));
 165       connect(aWidget, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)),
 166         theParent, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)));
 167       connect(aWidget, SIGNAL(objectUpdated()), theParent, SLOT(onObjectUpdated()));
 168     }
 169     aLayout->addWidget(aParamsWgt);
 170   }
 171 }
 172
 173 void ModuleBase_FilterItem::addItemRow(QWidget* theParent)
 174 {
 175   QHBoxLayout* aLayout = new QHBoxLayout(theParent);
 176   ModuleBase_Tools::zeroMargins(aLayout);
 177
 178   // Reverse filter button
 179   myRevBtn = new QToolButton(theParent);
 180   myRevBtn->setCheckable(true);
 181   bool isReversed = mySelection->isReversed(myFilterID);
 182   myRevBtn->setChecked(isReversed);
 183   myRevBtn->setAutoRaise(true);
 184   if (isReversed)
 185     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
 186   else
 187     myRevBtn->setIcon(QIcon(":pictures/add.png"));
 188   myRevBtn->setToolTip(tr("Reverse the filter"));
 189   connect(myRevBtn, SIGNAL(toggled(bool)), SLOT(onReverse(bool)));
 190   aLayout->addWidget(myRevBtn);
 191
 192   const std::string& aFilterName = ModelAPI_Session::get()->filters()->filter(myFilterID)->name();
 193   aLayout->addWidget(new QLabel(aFilterName.c_str(), theParent), 1);
 194
 195   QToolButton* aDelBtn = new QToolButton(theParent);
 196   aDelBtn->setIcon(QIcon(":pictures/delete.png"));
 197   aDelBtn->setAutoRaise(true);
 198   aDelBtn->setToolTip(tr("Delete the filter"));
 199   connect(aDelBtn, SIGNAL(clicked(bool)), SLOT(onDelete()));
 200   aLayout->addWidget(aDelBtn);
 201 }
 202
 203 void ModuleBase_FilterItem::onReverse(bool theCheck)
 204 {
 205   mySelection->setReversed(myFilterID, theCheck);
 206   if (theCheck)
 207     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
 208   else
 209     myRevBtn->setIcon(QIcon(":pictures/add.png"));
 210   emit reversedItem(this);
 211 }
 212
 213 void ModuleBase_FilterItem::onDelete()
 214 {
 215   emit deleteItem(this);
 216 }
 217
 218
 219 //*****************************************************************************
 220 //*****************************************************************************
 221 //*****************************************************************************
 222 ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theParent,
 223   ModuleBase_IWorkshop* theWorkshop, const Config_WidgetAPI* theData)
 224   : ModuleBase_ModelWidget(theParent, theData),
 225   myWorkshop(theWorkshop),
 226   mySelectorFeature(SelectorFeature),
 227   mySelectorAttribute(AttributeId)
 228 {
 229   // Clear Old selection
 230   AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
 231   mySelectionType = selectionType(aAttrList->selectionType().c_str());
 232   aAttrList->clear();
 233
 234   // Define widgets
 235   QVBoxLayout* aMainLayout = new QVBoxLayout(this);
 236   ModuleBase_Tools::adjustMargins(aMainLayout);
 237
 238   QGroupBox* aFiltersGroup = new QGroupBox(tr("Filters"), this);
 239   QVBoxLayout* aGroupLayout = new QVBoxLayout(aFiltersGroup);
 240   aGroupLayout->setContentsMargins(0, 0, 0, 0);
 241   aGroupLayout->setSpacing(0);
 242
 243   myFiltersWgt = new QWidget();
 244   myFiltersLayout = new QVBoxLayout(myFiltersWgt);
 245   myFiltersLayout->setContentsMargins(0, 0, 0, 0);
 246   aGroupLayout->addWidget(myFiltersWgt);
 247
 248   myFiltersCombo = new QComboBox(aFiltersGroup);
 249   myFiltersCombo->addItem(tr("Add new filter..."));
 250   SessionPtr aSession = ModelAPI_Session::get();
 251   std::list<FilterPtr> allFilters =
 252     aSession->filters()->filters((GeomAPI_Shape::ShapeType) mySelectionType);
 253   QStringList aItems;
 254   std::list<FilterPtr>::const_iterator aIt;
 255   for (aIt = allFilters.cbegin(); aIt != allFilters.cend(); aIt++) {
 256     aItems.push_back((*aIt)->name().c_str());
 257     myFilters.push_back(aSession->filters()->id(*aIt));
 258   }
 259   myFiltersCombo->addItems(aItems);
 260   connect(myFiltersCombo, SIGNAL(currentIndexChanged(int)), SLOT(onAddFilter(int)));
 261
 262   aGroupLayout->addWidget(myFiltersCombo);
 263   aMainLayout->addWidget(aFiltersGroup);
 264
 265   // Select Button
 266   QWidget* aBtnWgt = new QWidget(this);
 267   QHBoxLayout* aBtnLayout = new QHBoxLayout(aBtnWgt);
 268   ModuleBase_Tools::adjustMargins(aBtnLayout);
 269
 270   aBtnLayout->addStretch(1);
 271
 272   mySelectBtn = new QPushButton(tr("Select"), aBtnWgt);
 273   connect(mySelectBtn, SIGNAL(clicked()), SLOT(onSelect()));
 274   aBtnLayout->addWidget(mySelectBtn);
 275
 276   aMainLayout->addWidget(aBtnWgt);
 277
 278   // Label widgets
 279   QWidget* aLblWgt = new QWidget(this);
 280   QHBoxLayout* aLblLayout = new QHBoxLayout(aLblWgt);
 281   ModuleBase_Tools::zeroMargins(aLblLayout);
 282
 283   aLblLayout->addWidget(new QLabel(tr("Number of selected objects:"), aLblWgt));
 284
 285   myNbLbl = new QLabel("0", aLblWgt);
 286   aLblLayout->addWidget(myNbLbl);
 287
 288   // Show only button
 289   myShowBtn = new QCheckBox(tr("Show only"), this);
 290   connect(myShowBtn, SIGNAL(toggled(bool)), SLOT(onShowOnly(bool)));
 291   aLblLayout->addWidget(myShowBtn);
 292
 293   aMainLayout->addWidget(aLblWgt);
 294
 295   aMainLayout->addStretch(1);
 296
 297   updateSelectBtn();
 298 }
 299
 300 ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
 301 {
 302   myValues.clear();
 303   if (!myPreview.IsNull()) {
 304     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 305     aCtx->Remove(myPreview, false);
 306     myPreview.Nullify();
 307     if (myListIO.Size() > 0) {
 308       Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 309       AIS_ListOfInteractive::const_iterator aIt;
 310       Handle(AIS_Shape) aShapeIO;
 311       for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 312         aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 313         if (!aShapeIO.IsNull()) {
 314           aCtx->Display(aShapeIO, false);
 315           std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 316           anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 317           myWorkshop->applyCurrentSelectionModes(anAISObj);
 318         }
 319       }
 320       myListIO.Clear();
 321       myShowBtn->setChecked(false);
 322     }
 323     aCtx->UpdateCurrentViewer();
 324   }
 325   SelectorFeature = FeaturePtr();
 326   AttributeId = "";
 327 }
 328
 329 void ModuleBase_WidgetSelectionFilter::onAddFilter(int theIndex)
 330 {
 331   if (theIndex == 0)
 332     return;
 333
 334   std::list<std::string>::iterator aIt;
 335   int i;
 336   std::string aFilter;
 337   for (aIt = myFilters.begin(), i = 0; aIt != myFilters.cend(); i++, aIt++) {
 338     if (i == (theIndex - 1)) {
 339       aFilter = (*aIt);
 340       break;
 341     }
 342   }
 343   ModuleBase_FilterItem* aItem = onAddFilter(aFilter);
 344   FiltersFeaturePtr aFiltersFeature =
 345     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 346   aFiltersFeature->addFilter(aFilter);
 347
 348   myFiltersCombo->setCurrentIndex(0);
 349   myFiltersCombo->removeItem(theIndex);
 350   updateObject(myFeature);
 351
 352   if (aItem && (aItem->widgets().size() > 0))
 353     aItem->widgets().first()->emitFocusInWidget();
 354   else
 355     emitFocusInWidget();
 356 }
 357
 358 ModuleBase_FilterItem* ModuleBase_WidgetSelectionFilter::onAddFilter(const std::string& theFilter)
 359 {
 360   if (theFilter.length() == 0)
 361     return 0;
 362   std::list<std::string>::const_iterator aIt;
 363   for (aIt = myUseFilters.cbegin(); aIt != myUseFilters.cend(); aIt++) {
 364     if (theFilter == (*aIt))
 365       return 0;
 366   }
 367   myFilters.remove(theFilter);
 368   myUseFilters.push_back(theFilter);
 369   ModuleBase_FilterItem* aItem = new ModuleBase_FilterItem(theFilter, this);
 370   connect(aItem, SIGNAL(deleteItem(ModuleBase_FilterItem*)),
 371     SLOT(onDeleteItem(ModuleBase_FilterItem*)));
 372   connect(aItem, SIGNAL(reversedItem(ModuleBase_FilterItem*)),
 373     SLOT(onReverseItem(ModuleBase_FilterItem*)));
 374   myFiltersLayout->addWidget(aItem);
 375
 376   updateSelectBtn();
 377   clearCurrentSelection(true);
 378   updateNumberSelected();
 379   return aItem;
 380 }
 381
 382 void ModuleBase_WidgetSelectionFilter::onDeleteItem(ModuleBase_FilterItem* theItem)
 383 {
 384   std::string aFilter = theItem->filter();
 385   QList<ModuleBase_ModelWidget*> aWidgets = theItem->widgets();
 386   foreach(ModuleBase_ModelWidget* aWgt, aWidgets) {
 387     aWgt->deactivate();
 388   }
 389   myFiltersLayout->removeWidget(theItem);
 390   theItem->deleteLater();
 391
 392   myUseFilters.remove(aFilter);
 393   myFilters.push_back(aFilter);
 394   myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
 395
 396   FiltersFeaturePtr aFiltersFeature =
 397     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 398   aFiltersFeature->removeFilter(aFilter);
 399
 400   updateSelectBtn();
 401   clearCurrentSelection(true);
 402   updateNumberSelected();
 403
 404   myWorkshop->deactivateCurrentSelector();
 405   myWorkshop->selectionActivate()->updateSelectionModes();
 406   myWorkshop->selectionActivate()->updateSelectionFilters();
 407   redisplayFeature();
 408   emitFocusInWidget();
 409   updateObject(myFeature);
 410 }
 411
 412
 413 void ModuleBase_WidgetSelectionFilter::redisplayFeature()
 414 {
 415   static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 416   ModelAPI_EventCreator::get()->sendUpdated(myFeature, aDispEvent);
 417   Events_Loop::loop()->flush(aDispEvent);
 418 }
 419
 420 void ModuleBase_WidgetSelectionFilter::onReverseItem(ModuleBase_FilterItem* theItem)
 421 {
 422   updateSelectBtn();
 423   clearCurrentSelection(true);
 424   updateNumberSelected();
 425 }
 426
 427 void ModuleBase_WidgetSelectionFilter::onSelect()
 428 {
 429   if (myUseFilters.size() == 0)
 430     return;
 431   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 432   if (aCtx.IsNull())
 433     return;
 434
 435   clearCurrentSelection();
 436
 437   BRep_Builder aBuilder;
 438   TopoDS_Compound aComp;
 439   aBuilder.MakeCompound(aComp);
 440
 441   DocumentPtr aDoc = myFeature->document();
 442   int aNb = aDoc->size(ModelAPI_ResultBody::group());
 443   ObjectPtr aObj;
 444   ResultBodyPtr aBody;
 445   GeomShapePtr aShape;
 446   for (int i = 0; i < aNb; i++) {
 447     aObj = aDoc->object(ModelAPI_ResultBody::group(), i);
 448     aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
 449     GeomShapePtr aShape = aBody->shape();
 450     std::list<GeomShapePtr> aSubShapes =
 451       aShape->subShapes((GeomAPI_Shape::ShapeType)mySelectionType);
 452     TopTools_MapOfShape alreadyThere;
 453     std::list<GeomShapePtr>::const_iterator aShapesIt;
 454     for (aShapesIt = aSubShapes.cbegin(); aShapesIt != aSubShapes.cend(); aShapesIt++) {
 455       GeomShapePtr aShape = (*aShapesIt);
 456       TopoDS_Shape aTShape = aShape->impl<TopoDS_Shape>();
 457       if (!alreadyThere.Add(aTShape))
 458         continue;
 459       static SessionPtr aSession = ModelAPI_Session::get();
 460       bool isValid = aSession->filters()->isValid(myFeature, aBody, aShape);
 461       if (isValid) {
 462         aBuilder.Add(aComp, aTShape);
 463         ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj, aShape));
 464         myValues.append(aValue);
 465       }
 466     }
 467   }
 468
 469   if (myValues.size() > 0)
 470     updatePreview(aComp);
 471   updateNumberSelected();
 472   updateObject(myFeature);
 473   onShowOnly(myShowBtn->isChecked());
 474 }
 475
 476 void ModuleBase_WidgetSelectionFilter::updatePreview(const TopoDS_Shape& theShape)
 477 {
 478   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 479   if (aCtx.IsNull())
 480     return;
 481
 482   if (myPreview.IsNull()) {
 483     myPreview = new AIS_Shape(theShape);
 484     myPreview->SetDisplayMode(AIS_Shaded);
 485     myPreview->SetColor(Quantity_NOC_BLUE1);
 486     Handle(Prs3d_Drawer) aDrawer = myPreview->Attributes();
 487     if (aDrawer->HasOwnPointAspect()) {
 488       aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_O_STAR);
 489       aDrawer->PointAspect()->SetColor(Quantity_NOC_BLUE1);
 490       aDrawer->PointAspect()->SetScale(2.);
 491     }
 492     else
 493       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_O_STAR, Quantity_NOC_BLUE1, 2.));
 494     myPreview->SetTransparency();
 495     aCtx->Display(myPreview, true);
 496     aCtx->Deactivate(myPreview);
 497   }
 498   else {
 499     myPreview->Set(theShape);
 500     aCtx->Redisplay(myPreview, true);
 501   }
 502 }
 503
 504
 505 void ModuleBase_WidgetSelectionFilter::onShowOnly(bool theShow)
 506 {
 507   if (myPreview.IsNull())
 508     return;
 509   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 510
 511   if (theShow) {
 512     AIS_ListOfInteractive aList;
 513     aCtx->DisplayedObjects(AIS_KOI_Shape, -1, aList);
 514     aList.Remove(myPreview);
 515     if (aList.Size() > 0)
 516       myListIO = aList;
 517   }
 518   AIS_ListOfInteractive::const_iterator aIt;
 519   Handle(AIS_Shape) aShapeIO;
 520   for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 521     aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 522     if (!aShapeIO.IsNull()) {
 523       if (theShow)
 524         aCtx->Erase(aShapeIO, false);
 525       else {
 526         aCtx->Display(aShapeIO, false);
 527         std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 528         anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 529         myWorkshop->applyCurrentSelectionModes(anAISObj);
 530       }
 531     }
 532   }
 533   aCtx->UpdateCurrentViewer();
 534 }
 535
 536 void ModuleBase_WidgetSelectionFilter::updateSelectBtn()
 537 {
 538   mySelectBtn->setEnabled(myUseFilters.size() > 0);
 539 }
 540
 541 void ModuleBase_WidgetSelectionFilter::updateNumberSelected()
 542 {
 543   int aNb = myValues.size();
 544   myNbLbl->setText(QString::number(aNb));
 545   //QString aErr = () ? tr("Selection is empty") : "";
 546   if (aNb == 0)
 547     myFeature->setError(tr("Selection is empty").toStdString(), false, false);
 548   else {
 549     myFeature->setError("", false, false);
 550     myFeature->data()->execState(ModelAPI_StateDone);
 551   }
 552 }
 553
 554 QList<QWidget*> ModuleBase_WidgetSelectionFilter::getControls() const
 555 {
 556   QList<QWidget*> aWidgets;
 557   aWidgets.append(myFiltersCombo);
 558   return aWidgets;
 559 }
 560
 561 void ModuleBase_WidgetSelectionFilter::clearCurrentSelection(bool toUpdate)
 562 {
 563   myValues.clear();
 564   if (!myPreview.IsNull()) {
 565     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 566     aCtx->Remove(myPreview, toUpdate);
 567     myPreview.Nullify();
 568   }
 569 }
 570
 571 void ModuleBase_WidgetSelectionFilter::onFeatureAccepted()
 572 {
 573   AttributePtr aAttr = mySelectorFeature->attribute(mySelectorAttribute);
 574   AttributeSelectionListPtr aSelListAttr =
 575     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(aAttr);
 576   aSelListAttr->clear();
 577   foreach(ModuleBase_ViewerPrsPtr aPrs, myValues) {
 578     aSelListAttr->append(aPrs->object(), aPrs->shape());
 579   }
 580 }
 581
 582 bool ModuleBase_WidgetSelectionFilter::storeValueCustom()
 583 {
 584   ModuleBase_ModelWidget* aActive = myWorkshop->propertyPanel()->activeWidget();
 585   if (aActive)
 586     return aActive->storeValue();
 587   updateObject(myFeature);
 588   return true;
 589 }
 590
 591 bool ModuleBase_WidgetSelectionFilter::restoreValueCustom()
 592 {
 593   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
 594   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 595   std::list<std::string> aFilters = aFiltersFeature->filters();
 596   std::list<std::string>::const_iterator aIt;
 597   for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++) {
 598     std::string aStr = (*aIt);
 599     onAddFilter(aStr);
 600     FilterPtr aFilterObj = aFactory->filter(aStr);
 601     int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
 602     if (aId != -1)
 603       myFiltersCombo->removeItem(aId);
 604   }
 605   // Init filters member of the parent attribute
 606   AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
 607   if (aAttrList->filters() != aFiltersFeature) {
 608     aAttrList->setFilters(aFiltersFeature);
 609   }
 610
 611   QList<QWidget*> aWidgets;
 612   QList<ModuleBase_FilterItem*> aItems = myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
 613   foreach(ModuleBase_FilterItem* aItem, aItems) {
 614     QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
 615     foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
 616       aWgt->restoreValue();
 617     }
 618   }
 619   return true;
 620 }
 621
 622 QString ModuleBase_WidgetSelectionFilter::getError(const bool theValueStateChecked) const
 623 {
 624   QString aErrorMsg = ModuleBase_ModelWidget::getError(theValueStateChecked);
 625   if (aErrorMsg.isEmpty()) {
 626     if (myValues.size() == 0)
 627       aErrorMsg = tr("Selection is empty");
 628   }
 629   return aErrorMsg;
 630 }
 631
 632 void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
 633 {
 634   myShowBtn->setChecked(false);
 635   clearCurrentSelection(true);
 636   updateNumberSelected();
 637
 638   QList<ModuleBase_FilterItem*> aItemsList = myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
 639   foreach(ModuleBase_FilterItem* aItem, aItemsList) {
 640     QList<ModuleBase_ModelWidget*> aWidgetsList = aItem->widgets();
 641     foreach(ModuleBase_ModelWidget* aWidget, aWidgetsList) {
 642       if (!aWidget->feature().get())
 643         aWidget->setFeature(myFeature);
 644       aWidget->restoreValue();
 645     }
 646   }
 647   updateObject(myFeature);
 648
 649   // Redisplay the feature on order to Customize presentations from filters with selectors
 650   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 651   ModelAPI_EventCreator::get()->sendUpdated(myFeature, EVENT_DISP);
 652   Events_Loop::loop()->flush(EVENT_DISP);
 653 }